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X - Possible homology level

H - Homology level

T - Topology level

F - Family level

* - Provisional representative

Keyword search

Evolutionary classification of protein domain structures

alpha arraysalpha-helix arrays with mainly perpendicular helices

alpha bundlesalpha-helix bundles with mainly parallel helices

alpha superhelicesrepeating alpha-helix hairpins form a superhelix

X: Apoptotic protease-activating factor 1 (Apaf-1) helical domain
H: Apoptotic protease-activating factor 1 (Apaf-1) helical domain
T: Apoptotic protease-activating factor 1 (Apaf-1) helical domain
F: APAF1_C

PF17908

Representatives:

e3sfzA4[A:451-604] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

APOPTOTIC PEPTIDASE ACTIVATING FACTOR 1 ; ligands: GBL ; X-RAY DIFFRACTION 3.0Å

e4v4lA5[A:437-583] nonrep Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Apaf-1 related killer DARK ; ELECTRON MICROSCOPY

e3j9kC2[C:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9kE2[E:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9kG2[G:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9kI2[I:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9kK2[K:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9kM2[M:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9kO2[O:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9kQ2[Q:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9kS2[S:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9kU2[U:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9kW2[W:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9kY2[Y:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9ka2[a:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9kc2[c:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9ke2[e:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9lA2[A:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9lC2[C:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9lD2[D:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9lE2[E:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9lF2[F:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9lG2[G:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9lH2[H:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9lI2[I:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9lJ2[J:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9lK2[K:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9lL2[L:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9lM2[M:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9lN2[N:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9lO2[O:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e3j9lP2[P:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

; ELECTRON MICROSCOPY

e4v4lB2[B:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Apaf-1 related killer DARK ; ELECTRON MICROSCOPY

e4v4lC2[C:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Apaf-1 related killer DARK ; ELECTRON MICROSCOPY

e4v4lD2[D:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Apaf-1 related killer DARK ; ELECTRON MICROSCOPY

e4v4lE2[E:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Apaf-1 related killer DARK ; ELECTRON MICROSCOPY

e4v4lF2[F:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Apaf-1 related killer DARK ; ELECTRON MICROSCOPY

e4v4lG2[G:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Apaf-1 related killer DARK ; ELECTRON MICROSCOPY

e4v4lH2[H:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Apaf-1 related killer DARK ; ELECTRON MICROSCOPY

e4v4lI2[I:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Apaf-1 related killer DARK ; ELECTRON MICROSCOPY

e4v4lJ2[J:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Apaf-1 related killer DARK ; ELECTRON MICROSCOPY

e4v4lK2[K:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Apaf-1 related killer DARK ; ELECTRON MICROSCOPY

e4v4lL2[L:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Apaf-1 related killer DARK ; ELECTRON MICROSCOPY

e4v4lM2[M:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Apaf-1 related killer DARK ; ELECTRON MICROSCOPY

e4v4lN2[N:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Apaf-1 related killer DARK ; ELECTRON MICROSCOPY

e4v4lO2[O:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Apaf-1 related killer DARK ; ELECTRON MICROSCOPY

e4v4lP2[P:437-583] Image Pymol Jmol Links: PDB, SCOP, CATH, PubMed, DOI

Apaf-1 related killer DARK ; ELECTRON MICROSCOPY

alpha duplicates or obligate multimersalpha duplicates or monomers associate together to form a compact domain

alpha complex topologyalpha domain with complex and unique topology that cannot be described as array or bundle or superhelix

beta barrelssingle beta-sheet folded upon itself to form a barrel

beta meanderssingle beta-sheet with mainly meander topology

beta sandwichestwo beta-sheets stacked together to form a sandwich

beta duplicates or obligate multimersbeta duplicates or monomers associate together to form a compact domain

beta complex topologybeta domains with complex and unique topology that cannot be described as barrel or sandwich or meander

a+b two layersone alpha-helix layer and one beta-sheet layer

a+b three layersone mainly antiparallel beta-sheet layer sandwiched between two alpha-helix layers

a+b four layerstwo beta-sheet layers sandwiched between two alpha-helix layers

a+b complex topologyalpha and beta domain with complex and unique topology that cannot be described in layers

a+b duplicates or obligate multimersalpha and beta duplicates or monomers associated together to form a compact domain

a/b barrelsrepeating beta-alpha units form a barrel

a/b three-layered sandwichesrepeating beta-alpha units form a sandwich with a mainly parallel beta-sheet layer stacked between two alpha-helix layers

mixed a+b and a/balpha and beta domain consists of both a+b and a/b regions

few secondary structure elementsstabilized by cofactors or disulfides

extended segmentsextended, non-globular segments, frequently bind to other proteins to form complexes